<span> aluminum is an element. All elements are pure substances, so that means they are homogenous.
please mark as brainliest
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Mechanical energy = mass x acceleration due to gravity x height
= 1x9.8x10 = 98J
Answer:
Promotes Stellar Formation:
-Increased Gravitational Attraction
-Higher Temperature
Does Not Promote Stellar Formation:
-Decreased Gravitational Attraction
-Lower Temperature
Explanation:
Stars need at least three million kelvins to form, and the gravitational attraction helps form the star in the first place.
Answer:
It would be the first one
Explanation:
According the solubility rules if SO4 is with Pb then it is insoluble.